chore(package): update mocha to version 7.1.2

Closes #189

Author: greenkeeper[bot]

package.json

@@ -38,7 +38,7 @@
     "eslint-plugin-node": "11.0.0",
     "eslint-plugin-promise": "4.2.1",
     "eslint-plugin-standard": "4.0.1",
-    "mocha": "7.1.0",
+    "mocha": "7.1.2",
     "pre-git": "3.17.1",
     "standard-version": "7.1.0"
   },